| Nominate Nominated! | Advantage Comfort Solutions |
| Nominate Nominated! | Affordable Comfort Heating & Cooling |
| Nominate Nominated! | Air Solutions Heating & Cooling Inc |
| Nominate Nominated! | Air Source Home Comfort |
| Nominate Nominated! | Barrie Furnace Repair |
| Nominate Nominated! | Barrie Heating & Air Conditioning |
| Nominate Nominated! | Benson Heating & Air Conditioning |
| Nominate Nominated! | Burrr Heating & Air |
| Nominate Nominated! | C Jones Oil Heating |
| Nominate Nominated! | Climate Air |
| Nominate Nominated! | Corh Mechanical |
| Nominate Nominated! | Craig's Home Comfort |
| Nominate Nominated! | Custom Comfort Climate Care |
| Nominate Nominated! | DMA Gas Services Inc |
| Nominate Nominated! | Ds Mechanical Contracting |
| Nominate Nominated! | Essa Air Inc |
| Nominate Nominated! | FM Heating and Air Conditioning |
| Nominate Nominated! | Gaspro Tech Services |
| Nominate Nominated! | Georgian Home Comfort |
| Nominate Nominated! | HomeBridge Canada Inc. |
| Nominate Nominated! | LuTech Gas Service Co |
| Nominate Nominated! | Murray Mechanical Systems |
| Nominate Nominated! | Tripletech |
| Nominate Nominated! | Viking Mechanical |